﻿/*
 * Copyright © 2002-2011 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System.Text;
using Spring.Util;

namespace Spring.Objects.Factory.Parsing;

public class Problem
{
    private string _message;

    private Location _location;

    private Exception _rootCause;

    /// <summary>
    /// Initializes a new instance of the <see cref="Problem"/> class.
    /// </summary>
    /// <param name="message">The message.</param>
    /// <param name="location">The location.</param>
    public Problem(string message, Location location)
        : this(message, location, null)
    {
    }

    /// <summary>
    /// Initializes a new instance of the Problem class.
    /// </summary>
    /// <param name="message"></param>
    /// <param name="location"></param>
    /// <param name="rootCause"></param>
    public Problem(string message, Location location, Exception rootCause)
    {
        AssertUtils.ArgumentNotNull(message, "message");
        AssertUtils.ArgumentNotNull(location, "resource");

        _message = message;
        _location = location;
        _rootCause = rootCause;
    }

    public string Message
    {
        get
        {
            return _message;
        }
    }

    public Location Location
    {
        get
        {
            return _location;
        }
    }

    public string ResourceDescription
    {
        get { return _location.Resource != null ? _location.Resource.Description : string.Empty; }
    }

    public override string ToString()
    {
        StringBuilder sb = new StringBuilder();
        sb.Append("Configuration problem: ");
        sb.Append(Message);
        sb.Append("\nOffending resource: ").Append(ResourceDescription);

        return sb.ToString();
    }
}
